Description: 【Material】: This 8mm Steering Wheel Knob Spinner is made from sturdy ABS plastic and metal material, ensuring its durability for long term use 【Steering Spinner】: The Knob Turning Aid Ball is finely polished with a smooth surface, providing you with a comfortable and convenient driving experience 【Practicality】: The 8mm Steering Wheel Knob Spinner provides you with the power and ability to perform some very tight car maneuvers. It is greatly helpful when performing difficult car manipulations 【Usage】: The Car Power Handle Spinner Knob allows you to drive smoothly and comfortably. The 8mm screw steering wheel spinner knob rotation assist ball is suitable for forklifts 【Easy to Use】: By increasing the torque of the steering wheel, the Car Turning Spinner Assist Grip Handle simplifies steering, making turning operations easier, smoother, and requiring less effort Specification: 7.8cmx5cm/3.07inchx1.97inch Bottom Thread Diameter 0.8cm/0.31inch Package Includes: 2 8mm Steering Wheel Knob Spinner Note: Please allow slightly errors 1-2cm differences due to manual measurement.